HEADER ANTIFREEZE PROTEIN 27-FEB-19 6JK5 TITLE CA2+-DEPENDENT TYPE II ANTIFREEZE PROTEIN (CA2+-FREE FORM) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYPE II ANTIFREEZE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HYPOMESUS NIPPONENSIS; SOURCE 3 ORGANISM_COMMON: JAPANESE SMELT; SOURCE 4 ORGANISM_TAXID: 182223; SOURCE 5 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: X33 KEYWDS ANTIFREEZE PROTEIN, C-TYPE LECTIN, ICE-BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.ARAI,S.TSUDA,H.KONDO,Y.NISHIMIYA REVDAT 2 22-NOV-23 6JK5 1 REMARK REVDAT 1 26-JUN-19 6JK5 0 JRNL AUTH T.ARAI,Y.NISHIMIYA,Y.OHYAMA,H.KONDO,S.TSUDA JRNL TITL CALCIUM-BINDING GENERATES THE SEMI-CLATHRATE WATERS ON A JRNL TITL 2 TYPE II ANTIFREEZE PROTEIN TO ADSORB ONTO AN ICE CRYSTAL JRNL TITL 3 SURFACE. JRNL REF BIOMOLECULES V. 9 2019 JRNL REFN ESSN 2218-273X JRNL PMID 31035615 JRNL DOI 10.3390/BIOM9050162 REMARK 2 REMARK 2 RESOLUTION. 1.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0230 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.39 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 32988 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1733 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.25 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.28 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2418 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2470 REMARK 3 BIN FREE R VALUE SET COUNT : 136 REMARK 3 BIN FREE R VALUE : 0.2820 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 974 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 237 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.78 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.048 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.052 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.032 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.963 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.952 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1014 ; 0.016 ; 0.014 REMARK 3 BOND LENGTHS OTHERS (A): 840 ; 0.001 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1388 ; 1.853 ; 1.653 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1970 ; 1.130 ; 1.647 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 124 ; 7.542 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 43 ;30.499 ;24.651 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 153 ;11.563 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 1 ;14.456 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 136 ; 0.098 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1117 ; 0.012 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 207 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 499 ; 1.415 ; 1.323 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 498 ; 1.410 ; 1.321 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 622 ; 1.965 ; 1.986 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 623 ; 1.965 ; 1.988 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 515 ; 1.982 ; 1.512 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 512 ; 1.970 ; 1.509 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 761 ; 2.944 ; 2.210 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1298 ; 4.773 ;18.968 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1217 ; 4.322 ;17.221 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6JK5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-MAR-19. REMARK 100 THE DEPOSITION ID IS D_1300011251. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-MAY-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : AR-NW12A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 1.97.8 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 1.97.8 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34554 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.250 REMARK 200 RESOLUTION RANGE LOW (A) : 16.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 10.10 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : 0.05200 REMARK 200 FOR THE DATA SET : 8.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.3 REMARK 200 DATA REDUNDANCY IN SHELL : 10.40 REMARK 200 R MERGE FOR SHELL (I) : 0.23400 REMARK 200 R SYM FOR SHELL (I) : 0.23400 REMARK 200 FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP 7.3.03 REMARK 200 STARTING MODEL: 2ZIB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM ACETATE, 0.25M AMMONIUM REMARK 280 SULFATE, 8% PEG 3350 THE CRYSTAL WAS SOAKED IN CRYSTALLIZAION REMARK 280 SOLUTION PH ADJUSTED TO 3.0 BEFORE DATA COLLECTION., PH 4.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 16.76500 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 33.53000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 33.53000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 16.76500 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 557 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 614 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 645 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 ALA A 1 REMARK 465 ASP A 2 REMARK 465 GLU A 3 REMARK 465 SER A 129 REMARK 465 THR A 130 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 7 -22.25 82.04 REMARK 500 THR A 56 169.97 73.15 REMARK 500 THR A 73 -2.63 79.83 REMARK 500 ASP A 87 53.77 -140.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 735 DISTANCE = 6.05 ANGSTROMS REMARK 525 HOH A 736 DISTANCE = 6.11 ANGSTROMS REMARK 525 HOH A 737 DISTANCE = 6.53 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 400 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6JK4 RELATED DB: PDB REMARK 900 6JK4 IS A CALCIUM ION-BOUND FORM. THE CURRENT SUBMISSION IS A REMARK 900 CALCIUM ION-FREE FORM. DBREF 6JK5 A 1 130 UNP P84493 P84493_9TELE 18 147 SEQADV 6JK5 HIS A -5 UNP P84493 EXPRESSION TAG SEQADV 6JK5 HIS A -4 UNP P84493 EXPRESSION TAG SEQADV 6JK5 HIS A -3 UNP P84493 EXPRESSION TAG SEQADV 6JK5 HIS A -2 UNP P84493 EXPRESSION TAG SEQADV 6JK5 HIS A -1 UNP P84493 EXPRESSION TAG SEQADV 6JK5 HIS A 0 UNP P84493 EXPRESSION TAG SEQADV 6JK5 ASP A 12 UNP P84493 ASN 29 ENGINEERED MUTATION SEQRES 1 A 136 HIS HIS HIS HIS HIS HIS ALA ASP GLU CYS PRO THR ASP SEQRES 2 A 136 TRP LYS LEU PHE ASP GLY THR CYS TYR LEU PHE ASN PRO SEQRES 3 A 136 SER VAL LEU HIS TRP ALA ASP ALA GLN GLU SER CYS MET SEQRES 4 A 136 LYS GLU GLY ALA SER LEU ALA SER ILE HIS SER LEU GLU SEQRES 5 A 136 GLN TYR THR PHE VAL LYS GLU LEU THR THR ALA ALA LEU SEQRES 6 A 136 THR PRO SER TRP LEU GLY GLY GLY ASP CYS GLN VAL SER SEQRES 7 A 136 THR ARG TRP PHE TRP MET ASP GLY THR SER MET ASP PHE SEQRES 8 A 136 THR ASP TRP CYS TYR ALA GLN PRO ASP THR THR LEU THR SEQRES 9 A 136 GLU CYS CYS ILE GLN MET ASN VAL GLY VAL GLY LYS CYS SEQRES 10 A 136 TRP ASP ASP THR PRO CYS THR HIS LEU HIS SER SER ILE SEQRES 11 A 136 CYS ALA LYS THR SER THR HET SO4 A 400 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *237(H2 O) HELIX 1 AA1 HIS A 24 GLU A 35 1 12 HELIX 2 AA2 SER A 44 LEU A 54 1 11 HELIX 3 AA3 THR A 96 GLU A 99 5 4 SHEET 1 AA1 5 LYS A 9 PHE A 11 0 SHEET 2 AA1 5 THR A 14 LEU A 23 -1 O TYR A 16 N LYS A 9 SHEET 3 AA1 5 HIS A 121 LYS A 127 -1 O SER A 123 N ASN A 19 SHEET 4 AA1 5 SER A 62 GLY A 67 1 N TRP A 63 O SER A 122 SHEET 5 AA1 5 PHE A 76 TRP A 77 -1 O PHE A 76 N GLY A 67 SHEET 1 AA2 5 SER A 38 LEU A 39 0 SHEET 2 AA2 5 HIS A 121 LYS A 127 -1 O ALA A 126 N SER A 38 SHEET 3 AA2 5 SER A 62 GLY A 67 1 N TRP A 63 O SER A 122 SHEET 4 AA2 5 CYS A 101 VAL A 106 -1 O MET A 104 N SER A 62 SHEET 5 AA2 5 CYS A 111 THR A 115 -1 O CYS A 111 N VAL A 106 SSBOND 1 CYS A 4 CYS A 15 1555 1555 2.09 SSBOND 2 CYS A 32 CYS A 125 1555 1555 2.05 SSBOND 3 CYS A 69 CYS A 100 1555 1555 2.04 SSBOND 4 CYS A 89 CYS A 111 1555 1555 2.10 SSBOND 5 CYS A 101 CYS A 117 1555 1555 2.05 CISPEP 1 GLN A 92 PRO A 93 0 -2.40 SITE 1 AC1 7 GLN A 103 THR A 115 HIS A 119 HIS A 121 SITE 2 AC1 7 HOH A 555 HOH A 583 HOH A 585 CRYST1 66.029 66.029 50.295 90.00 90.00 120.00 P 31 2 1 6 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.015145 0.008744 0.000000 0.00000 SCALE2 0.000000 0.017488 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019883 0.00000